Properties of the Number 26782

Twenty-Six Thousand Seven Hundred Eighty-Two

Basics

Value: 26781 → 26782 → 26783

Parity: even

Prime: No

Previous Prime: 26777

Next Prime: 26783

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 7 × 1913

Divisors: 1, 2, 7, 14, 1913, 3826, 13391, 26782

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100010011110

Octal: 64236

Duodecimal: 135BA

Hexadecimal: 689e

Square: 717275524

Square Root: 163.6520699533006

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Numbers n such that p(8n) is prime, where p(n) is the number of partitions of n. A114168

Coefficients in the expansion of ([s] + [2s]x + [3s]x² + ...)/([r] + [2r]x + [3r]x² + ...); [ ] = floor, r = sqrt(2), s = sqrt(3). A279628

a(0) = 1; thereafter a(n) = 10·n² - 5·n + 2. A383466

a(n) = T(2n,n-1), T given by A026780. A26782